<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style>
			ul{
				list-style-type:none ;
				margin: 0;
				padding: 0;
				overflow: hidden;
				background-color: #333;
			}
			li{
				float: left;
			}
			li a,.dropbtn{
				display: inline-block;
				color: white;
				text-align: center;
				padding: 14px 16px;
				text-decoration: none;
			}
			li a:hover,.dropdown:hover,.dropbtn{
				background-color: #111;
				
			}
			.dropdown{
				display:inline-block;
			}
			.dropdown-content{
				display:none;
				position: absolute;
				background-color: #f9f9f9;
				min-width: 160px;
				box-shadow: 0px 8px 16px 0px rgba(0,0,0,0,0.2);
			}
			.dropdown-content a{
				color: black;
				padding: 12px 16px;
				text-decoration: none;
				display: block;
			}
			.dropdown-content a:hover{
				background-color: #f1f1f1;
			}
			.dropdown:hover .dropdown-content{
				display: block;
			}
		</style>
		
	</head>
	<body>
		<ul>
  <li><a class="active" href="#home">主页</a></li>
  <li><a href="#news">新闻</a></li>
  <div class="dropdown">
    <a href="#" class="dropbtn">下拉菜单</a>
    <div class="dropdown-content">
      <a href="#">链接 1</a>
      <a href="#">链接 2</a>
      <a href="#">链接 3</a>
    </div>
  </div>
</ul>
	</body>
</html>
